/* ==============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================== */
:root {
    /* Color Palette - Consistent with home page */
    --color-primary-dark: #1e3a5f;
    --color-primary: #2c5aa0;
    --color-primary-light: #3498db;
    --color-primary-lighter: #5dade2;
    --color-accent: #2980b9;
    
    --color-text-primary: #333;
    --color-text-secondary: #555;
    --color-text-muted: #666;
    
    --color-white: #ffffff;
    --color-white-98: rgba(255, 255, 255, 0.98);
    --color-white-90: rgba(255, 255, 255, 0.95);
    --color-white-60: rgba(255, 255, 255, 0.6);
    --color-white-40: rgba(255, 255, 255, 0.4);
    --color-white-80: rgba(255, 255, 255, 0.8);
    --color-white-30: rgba(255, 255, 255, 0.3);
    --color-white-20: rgba(255, 255, 255, 0.2);
    --color-white-15: rgba(255, 255, 255, 0.15);
    --color-white-08: rgba(255, 255, 255, 0.08);
    
    --color-border: #e0e0e0;
    --color-border-light: #e8e8e8;
    
    /* Spacing - Consistent with home page */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 3.5rem;
    
    /* Typography - Consistent with home page */
    --font-primary: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Merriweather', 'Georgia', 'Times New Roman', serif;
    
    --font-size-xs: 0.8rem;
    --font-size-sm: 0.9rem;
    --font-size-base: 1rem;
    --font-size-md: 1.1rem;
    --font-size-lg: 1.2rem;
    --font-size-xl: 1.3rem;
    --font-size-2xl: 1.6rem;
    --font-size-3xl: 2.5rem;
    --font-size-mobile-hero: 2rem;
    --font-size-mobile-section: 1.4rem;
    
    /* Effects - Consistent with home page */
    --gradient-primary: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-lighter));
    --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.1);
    --shadow-button: 0 6px 15px rgba(52, 152, 219, 0.3);
    --shadow-button-hover: 0 8px 20px rgba(52, 152, 219, 0.4);
    --shadow-nav: 0 4px 12px rgba(0, 0, 0, 0.1);
    
    /* Layout - Consistent with home page */
    --container-max-width: 900px;
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 15px;
    --border-radius-xl: 20px; /* Consistent with home page */
    --border-radius-full: 50%;
    --border-radius-pill: 25px;
}

/* ==============================================
   RESET & BASE STYLES
   ============================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--color-text-primary);
    background: var(--gradient-primary);
    min-height: 100vh;
    /* Improve font rendering */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1, h2, h3 {
    font-family: var(--font-heading);
}

/* Skip Link for Screen Readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    font-weight: 500;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 6px;
    outline: 2px solid var(--color-white);
    outline-offset: 2px;
}

/* Improve focus visibility globally */
*:focus {
    outline-offset: 2px;
}

/* Remove outline for mouse users, keep for keyboard users */
*:focus:not(:focus-visible) {
    outline: none;
}

/* ==============================================
   LAYOUT COMPONENTS
   ============================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: var(--spacing-lg);
}

.resume-card {
    background: var(--color-white-98);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-xl); /* Consistent with home page */
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-card);
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--color-white-20);
}

/* ==============================================
   NAVIGATION
   ============================================== */
.back-nav {
    text-align: center;
    margin: var(--spacing-xs) 0 var(--spacing-md) 0;
}

.back-link {
    color: var(--color-white-90);
    text-decoration: none;
    font-size: var(--font-size-sm);
    padding: 0.6rem 1.2rem;
    background: var(--color-white-08);
    border: 1px solid var(--color-white-20);
    border-radius: var(--border-radius-pill);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: inline-block;
}

.back-link:hover {
    background: var(--color-white-15);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: var(--shadow-nav);
}

.back-link:focus {
    outline: none;
    background: var(--color-white-15);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-nav), 0 0 0 2px var(--color-white-80);
}

.back-link:focus-visible {
    outline: none;
    background: var(--color-white-15);
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: var(--shadow-nav), 0 0 0 2px var(--color-white-80);
}

/* ==============================================
   HEADER
   ============================================== */
.page-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-border);
}

.page-header h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary-dark);
    font-weight: 700;
}

/* ==============================================
   SECTIONS
   ============================================== */
.section {
    margin-bottom: var(--spacing-xl);
}

.section:last-child {
    margin-bottom: 0;
}

.section h2 {
    font-size: var(--font-size-2xl);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    position: relative;
    padding-bottom: 0.75rem;
}

.section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

.contact-section h2::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-text {
    font-size: var(--font-size-md);
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.section-text:last-child {
    margin-bottom: 0;
}

.highlight {
    background: linear-gradient(120deg, rgba(52, 152, 219, 0.15) 0%, rgba(52, 152, 219, 0.15) 100%);
    padding: 0.1rem 0.1rem;
    border-radius: 4px;
    font-weight: 500;
}

/* ==============================================
   TIMELINE COMPONENTS
   ============================================== */
.timeline-item {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-md);
    border-left: 3px solid var(--color-primary-light);
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.role-header {
    margin-bottom: 0.75rem;
}

.job-title {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: var(--font-size-md);
}

.company {
    color: var(--color-accent);
    font-weight: 500;
}

.job-date {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-style: italic;
    margin-top: 0.25rem;
}

.role-description {
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
    line-height: 1.8;
}

/* ==============================================
   STORY GRID
   ============================================== */
.story-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.story-item {
    background: var(--color-white-60);
    padding: 1.75rem;
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--color-primary-light);
}

.story-item h3 {
    font-family: var(--font-primary);
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.story-item p {
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
    line-height: 1.7;
}

/* ==============================================
   BEYOND SECTION
   ============================================== */
.beyond-item {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-light);
}

.beyond-item:last-child {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

.beyond-item h3 {
    font-family: var(--font-heading);
    color: var(--color-accent);
    margin-bottom: 0.75rem;
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.beyond-item p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-md);
    line-height: 1.8;
}

/* ==============================================
   CONTACT SECTION
   ============================================== */
.contact-section {
    text-align: center;
    background: var(--color-white-40);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-lg);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.8rem;
    background: var(--gradient-accent);
    color: var(--color-white);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease, outline 0.3s ease;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: var(--font-size-sm);
    width: 180px;
    text-align: center;
}

.contact-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-button);
}

.contact-link:focus {
    outline: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow-button), 0 0 0 3px rgba(255, 255, 255, 0.8);
}

.contact-link:focus-visible {
    outline: none;
    transform: translateY(-2px);
    box-shadow: var(--shadow-button), 0 0 0 3px rgba(255, 255, 255, 0.8);
}

.contact-icon {
    width: 16px;
    height: 16px;
    margin-right: var(--spacing-xs);
}

/* ==============================================
   RESPONSIVE DESIGN
   ============================================== */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm);
    }
    
    .resume-card {
        padding: var(--spacing-lg);
    }
    
    .page-header h1 {
        font-size: var(--font-size-mobile-hero);
    }
    
    .section h2 {
        font-size: var(--font-size-mobile-section);
    }
    
    .story-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .contact-links {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .timeline-item {
        padding-left: var(--spacing-sm);
    }
}

/* ==============================================
   PRINT STYLES
   ============================================== */
@media print {
    body {
        background: var(--color-white);
        color: black;
    }
    
    .resume-card {
        background: var(--color-white);
        box-shadow: none;
        border: none;
    }
    
    .back-nav {
        display: none;
    }
    
    .contact-links {
        display: none;
    }
}